Home / 21,088.94-31,632.98-6,297.53

Finding the Fourth Proportional to 21,088.94, 31,632.98 and 6,297.53

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Solution

The fourth proportional to 21,088.94, 31,632.98 and 6,297.53 is: 9,446.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,088.94 : 31,632.98 = 6,297.53 : x
  2. Step 2: Convert to fraction form
    21,088.94/31,632.98 = 6,297.53/x
  3. Step 3: Cross multiply
    21,088.94x = 31,632.98 × 6,297.53
  4. Step 4: Simplify right side
    21,088.94x = 199,209,450.89
  5. Step 5: Solve for x
    x = 199,209,450.89/21,088.94
  6. Step 6: Final answer
    x = 9,446.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.